Information processing method and electronic device

Abstract

An information processing method is disclosed. The method comprises determining whether a head-mounted electronic device has changed from a first position to a second position, wherein the head-mounted electronic device comprises an image capture unit and a display unit for displaying a virtual scene; and capturing an image of an environment where a user of the head-mounted electronic device is located by using the image capture unit of the head-mounted electronic device and displaying the image, or a part thereof, via the display unit of the head-mounted electronic device for viewing by the user. Also disclosed is an information processing method and an electronic device. The method comprises: obtaining environment information about a real-world environment where a display is located with the sensor and generating security warning information based on the environment information; and presenting, via the display, a virtual scene independent from the real-world environment along with the security warning information.

What is claimed is: 
     
         1 . An information processing method, comprising:
 determining whether a head-mounted electronic device has changed from a first position to a second position, wherein the head-mounted electronic device comprises an image capture unit and a display unit for displaying a virtual scene; and   capturing an image of an environment where a user of the head-mounted electronic device is located by using the image capture unit of the head-mounted electronic device and displaying the image, or a part thereof, via the display unit of the head-mounted electronic device for viewing by the user.   
     
     
         2 . The method of  claim 1 , wherein said determining whether the head-mounted electronic device has changed from the first position to the second position comprises:
 determining whether an angle between the head-mounted electronic device and a horizontal plane has changed from a first angle to a second angle.   
     
     
         3 . The method of  claim 2 , further comprising determining whether the second position satisfies a predetermined condition, which comprises:
 determining whether a difference between the first angle and the second angle lies within a predetermined angle range.   
     
     
         4 . The method of  claim 1 , wherein said determining whether the head-mounted electronic device has changed from the first position to the second position comprises:
 determining whether a distance between a gravity center of the head-mounted electronic device and a predetermined reference point has changed from a first distance to a second distance.   
     
     
         5 . The method of  claim 4 , further comprising determining whether the second position satisfies a predetermined condition, which comprises:
 determining whether a difference between the first distance and the second distance lies within a predetermined distance range.   
     
     
         6 . The method of  claim 1 , wherein said determining whether the head-mounted electronic device has changed from the first position to the second position comprises:
 determining whether a direction the display unit faces has changed from a first direction to a second direction.   
     
     
         7 . The method of  claim 6 , further comprising determining whether the second position satisfies the predetermined condition, which comprises:
 determining whether an angle between the first direction and the second direction is larger than a predetermined angle threshold.   
     
     
         8 . A head-mounted electronic device, comprising:
 an image capture unit;   a display unit for displaying a virtual scene:   a first determining unit configured to determine whether the head-mounted electronic device has changed from a first position to a second position; and   a processing unit configured to capture an image of an environment where a user of the head-mounted electronic device is located by using the image capture unit and display the image, or a part thereof, via the display unit for viewing by the user.   
     
     
         9 . The electronic device of  claim 8 , wherein the first determining unit is configured to:
 determine whether an angle between the head-mounted electronic device and a horizontal plane has changed from a first angle to a second angle.   
     
     
         10 . The electronic device of  claim 9 , further comprising a second determining unit configured to:
 determine whether a difference between the first angle and the second angle lies within a predetermined angle range.   
     
     
         11 . The electronic device of  claim 8 , wherein the first determining unit is configured to:
 determine whether a distance between a gravity center of the head-mounted electronic device and a predetermined reference point has changed from a first distance to a second distance.   
     
     
         12 . The electronic device of  claim 11 , further comprising a second determining unit configured to:
 determine whether a difference between the first distance and the second distance lies within a predetermined distance range.   
     
     
         13 . The electronic device of  claim 8 , wherein the first determining unit is configured to:
 determine whether a direction the display unit faces has changed from a first direction to a second direction.   
     
     
         14 . The electronic device of  claim 13 , further comprising a second determining unit configured to:
 determine whether an angle between the first direction and the second direction is larger than a predetermined angle threshold.   
     
     
         15 . An electronic device comprising:
 a display;   a sensor;   an information processing unit configured to obtain environment information about a real-world environment where the display is located by using the sensor and generate security warning information based on the environment information; and   a display control unit configured to present, via the display, a virtual scene independent from the real-world environment along with the security warning information.   
     
     
         16 . The electronic device of  claim 15 , wherein the security warning information contains obstacle information and traffic condition information. 
     
     
         17 . The electronic device of  claim 16 , wherein the display control unit further comprises:
 a detecting subunit configured to detect, while presenting the virtual scene, a current distance between the user and an obstacle associated with the obstacle information contained in the security warning information;   a determining subunit configured to determine whether the current distance is shorter than a predetermined distance; and   a control subunit configured to display the security warning information in the virtual scene if the current distance is shorter than the predetermined distance.   
     
     
         18 . The electronic device of  claim 16 , wherein the display control unit further comprises:
 a detecting subunit configured to detect, while presenting the virtual scene, a current distance between the user and an obstacle associated with the obstacle information contained in the security warning information; and   a control subunit configured to display an image of the real-world environment instead of the virtual scene, if the current distance is shorter than a predetermined distance.   
     
     
         19 . The electronic device of  claim 15 , wherein the security warning information comprises at least one of:
 obstacle image information for identifying an obstacle in the real-world environment that is associated with the obstacle information;   text information for identifying a distance between the obstacle and a landmark in the virtual scene;   image representation information for identifying a traffic condition in the real-world environment; and   identification information for identifying a secure area for activities in the real-world environment.